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Related papers: The $L_p$-Minkowski problem for $-n < p< 1$

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We prove noncommutative Khintchine inequalities for all interpolation spaces between $L_p$ and $L_2$ with $p<2$. In particular, it follows that Khintchine inequalities hold in $L_{1,\infty}$. Using a similar method, we find a new…

Operator Algebras · Mathematics 2019-11-15 Léonard Cadilhac

In this paper we consider the gradient estimates on positive solutions to the following elliptic (Lichnerowicz) equation defined on a complete Riemannian manifold $(M,\,g)$: $$\Delta v + \mu v + a v^{p+1} +b v^{-q+1} =0,$$ where $p\geq-1$,…

Analysis of PDEs · Mathematics 2024-01-11 Youde Wang , Aiqi Zhang

We prove that, given~$p>\max\left\{\frac{2n}{n+2},1\right\}$, the nonnegative almost minimizers of the nonlinear free boundary functional $$ J_p(u,\Omega):=\int_{\Omega}\Big( |\nabla u(x)|^p+\chi_{\{u>0\}}(x)\Big)\,dx$$ are Lipschitz…

Analysis of PDEs · Mathematics 2022-06-08 Serena Dipierro , Fausto Ferrari , Nicolò Forcillo , Enrico Valdinoci

In this paper we establish necessary and sufficient conditions for weighted Orlicz-Poincar\'e inequalities in dimension one. Our theorems generalize the main results of Chua and Wheeden, who established necessary and sufficient conditions…

Functional Analysis · Mathematics 2023-11-15 Lyudmila Korobenko , Olly Milshstein , Lucas Yong

We present a complete characterization of the metric compactification of $L_{p}$ spaces for $1\leq p < \infty$. Each element of the metric compactification of $L_{p}$ is represented by a random measure on a certain Polish space. By way of…

Functional Analysis · Mathematics 2022-06-01 Armando W. Gutiérrez

To verify the universal validity of the "two-sided" monotonicity condition introduced in [8], we will apply it to include more classical examples. The present paper selects the $L^{p}$ convergence case for this purpose. Furthermore, Theorem…

Classical Analysis and ODEs · Mathematics 2007-05-23 Rui-Jun Le , Song-Ping Zhou

The Minkowski problem for a class of unbounded closed convex sets is considered. This is equivalent to a Monge-Amp\`ere equation on a bounded convex open domain with possibly non-integrable given data. A complete solution (necessary and…

Metric Geometry · Mathematics 2025-05-01 Vadim Semenov , Yiming Zhao

It has long been conjectured that for nonlinear wave equations which satisfy a nonlinear form of the null condition, the low regularity well-posedness theory can be significantly improved compared to the sharp results of Smith-Tataru for…

Analysis of PDEs · Mathematics 2021-11-08 Albert Ai , Mihaela Ifrim , Daniel Tataru

Recently, the duals of Federer's curvature measures, called dual curvature measures, were discovered by Huang, Lutwak, Yang, and Zhang (ACTA, 2016). In the same paper, they posed the dual Minkowski problem, the characterization problem for…

Metric Geometry · Mathematics 2017-03-03 Yiming Zhao

In this paper, we present an analysis expression of p(A,b) such that the unique solution to l_0-minimization also can be the unique solution to l_p-minimization for any 0<p<p(A,b). Furthermore, the main contribution of this paper isn't only…

Information Theory · Computer Science 2015-11-25 Changlong Wang , Shigang Yue , Jigen Peng

The object of this paper is to study estimates of $\epsilon^{-q}W_p(\mu+\epsilon\nu, \mu)$ for small $\epsilon>0$. Here $W_p$ is the Wasserstein metric on positive measures, $p>1$, $\mu$ is a probability measure and $\nu$ a signed, neutral…

Probability · Mathematics 2016-04-07 Gershon Wolansky

Let $W_n, n\in\mn_{0}$ be an intrinsic martingale with almost sure limit $W$ in a supercritical branching random walk. We provide criteria for the $L_p$-convergence of the series $\sum_{n\ge 0} e^{an}(W-W_n)$ for $p>1$ and $a>0$. The result…

Probability · Mathematics 2009-03-24 Gerold Alsmeyer , Alex Iksanov , Sergej Polotsky , Uwe Roesler

We prove the validity of the $p$-Brunn-Minkowski inequality for the intrinsic volume $V_k$, $k=2,\dots, n-1$, of convex bodies in $\mathbb{R}^n$, in a neighborhood of the unit ball, for $0\le p<1$. We also prove that this inequality does…

Metric Geometry · Mathematics 2021-07-06 C. Bianchini , A. Colesanti , D. Pagnini , A. Roncoroni

We use a characterization of Minkowski measurability to study the asymptotics of best packing on cut-out subsets of the real line with Minkowski dimension $d\in(0,1)$. Our main result is a proof that Minkowski measurability is a sufficient…

Classical Analysis and ODEs · Mathematics 2025-06-26 Austin Anderson , Steven Damelin

In this article we study singular subelliptic $p$-Laplace equations and best constants in Sobolev inequalities on nilpotent Lie groups. We prove solvability of these subelliptic $p$-Laplace equations and existence of the minimizer of the…

Analysis of PDEs · Mathematics 2021-10-26 Prashanta Garain , Alexander Ukhlov

We study the necessity of bump conditions for the boundedness of the Hardy-Littlewood maximal operator $M$ from $L^p(v)$ into $L^p(w)$, where $1<p<\infty$. The conditions in question are obtained by replacing the average of…

Classical Analysis and ODEs · Mathematics 2015-10-01 Lenka Slavíková

For proper minimizers of parabolic variational integrals with linear growth with respect to $|Du|$, we establish a necessary and sufficient condition for $u$ to be continuous at a point $(x_o,t_o)$, in terms of a sufficient fast decay of…

Analysis of PDEs · Mathematics 2018-07-19 Emmanuele DiBenedetto , Ugo Gianazza , Colin Klaus

A unified approach used to generalize classical Brunn-Minkowski type inequalities to Lp Brunn-Minkowski type inequalities, called the Lp transference principle, is refined in this paper. As illustrations of the effectiveness and…

Metric Geometry · Mathematics 2016-07-26 Du Zou , Ge Xiong

For $1< p <2$ we obtain sharp inequalities for the supremum of products of homogeneous polynomials on $L_p(\mu)$, whenever the number of factors is no greater than the dimension of these Banach spaces (a condition readily satisfied in the…

Functional Analysis · Mathematics 2013-04-22 Daniel Carando , Damian Pinasco , Jorge Tomás Rodríguez

We show that the absolute numerical index of the space $L_p(\mu)$ is $p^{-1/p} q^{-1/q}$ (where $1/p+1/q=1$). In other words, we prove that $$ \sup\{\int |x|^{p-1}|Tx|\, d\mu \, : \ x\in L_p(\mu),\,\|x\|_p=1\} \,\geq \,p^{-\frac{1}{p}}…

Functional Analysis · Mathematics 2010-11-23 Miguel Martin , Javier Meri , Mikhail Popov